@sbotalla , if you have a fast WiFi connection, you can simply use Internet Recovery to format and reinstall to either the latest OS X for your Mac, or the factory version.
See https://support.apple.com/en-us/HT204904
'''Start up from macOS Recovery
'''
macOS Recovery installs different versions of macOS depending on the key combination you press while starting up. Hold down one of these combinations immediately after pressing the power button to turn on your Mac. Release when you see the Apple logo or a spinning globe.
• Command-R
Reinstall the latest macOS that was installed on your Mac, without upgrading to a later version.1
• Option-Command-R
Upgrade to the latest macOS that is compatible with your Mac.2
• Shift-Option-Command-R
Requires macOS Sierra 10.12.4 or later Reinstall the macOS that came with your Mac, or the version closest to it that is still available.
4条评论
How are you creating the USB OS X Sierra drive?
由 S W 完成的
Are you booting your computer and then running the installer app? Have you created a bootable USB volume (e.g., via createinstallmedia)?
由 Steve 完成的
Im creating the usb with DiskMaker X, that makes the thing bootable
由 Santiago 完成的
@sbotalla , use Sierra's own terminal command "createinstallmedia" to make a proper bootable USB. You need a working Mac with Sierra's installer app on it. See this article. https://lifehacker.com/how-to-make-a-boo...
由 S W 完成的